CDC Safety & Infection Control 3

Question 1

Which chemical is commonly used as a high-level disinfectant for heat-sensitive dental laboratory items?

Accepted Answer

Glutaraldehyde solution

Answer

Glutaraldehyde is a high-level disinfectant/sterilant effective against bacteria, viruses, and spores, suitable for heat-sensitive instruments.

Question 2

OSHA requires that an Exposure Control Plan be reviewed and updated how frequently?

Accepted Answer

Annually, or whenever procedures change

Answer

OSHA mandates annual review and update of the Exposure Control Plan, as well as updates whenever new tasks or procedures affect occupational exposure.

Question 3

What is the purpose of using color-coded waste containers in the dental laboratory?

Accepted Answer

To distinguish regulated medical waste from general trash

Answer

Color-coded containers (red biohazard bags/containers) identify regulated medical waste requiring special handling and disposal per OSHA standards.

Question 4

Which sterilization method is considered the gold standard for heat-stable dental laboratory instruments?

Accepted Answer

Steam autoclave (moist heat)

Answer

Steam autoclave sterilization is the most reliable and widely recommended method for heat-stable instruments due to its effectiveness and efficiency.

Question 5

When is it appropriate for a dental laboratory technician to remove gloves during a procedure?

Accepted Answer

To answer the phone or touch non-contaminated surfaces

Answer

Gloves must be removed before touching clean surfaces, equipment, or answering the phone to prevent cross-contamination of the environment.

(CDC) Certified Dental Ceramist Practice Test

(CDC) Certified Dental Ceramist Practice Test

CDC Safety & Infection Control 3